1955 or 1956 277 Plymouth new 30 over pistons

oldhemis Posted 2021-01-16 1:01 PM (#607776) Subject: 1955 or 1956 277 Plymouth new 30 over pistons Regular Posts: 65 I have a set of 277 30 over pistons new in the box. Message me and I can send pictures. Make an offer. I think the 277 was in 1955 and 1956? 58coupe Posted 2021-01-18 12:22 PM (#607844 - in reply to #607776) Subject: Re: 1955 or 1956 277 Plymouth new 30 over pistons Expert Posts: 1740 Location: Alaska I believe the 277 was used in 56 and possibly early 57.